139334512 has 20 divisors (see below), whose sum is σ = 273380320. Its totient is φ = 68784768.

The previous prime is 139334479. The next prime is 139334513. The reversal of 139334512 is 215433931.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (139334513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 53853 + ... + 56380.

It is an arithmetic number, because the mean of its divisors is an integer number (13669016).

Almost surely, 2^139334512 is an apocalyptic number.

It is an amenable number.

139334512 is a deficient number, since it is larger than the sum of its proper divisors (134045808).

139334512 is a wasteful number, since it uses less digits than its factorization.

139334512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110320 (or 110314 counting only the distinct ones).

The product of its digits is 9720, while the sum is 31.

The square root of 139334512 is about 11804.0040664175. The cubic root of 139334512 is about 518.4253548730.

The spelling of 139334512 in words is "one hundred thirty-nine million, three hundred thirty-four thousand, five hundred twelve".